User guide
2
1 Installation
1.1 Internal function switches
The SeaLand ush switch includes a set of internal function switches inside the back of the panel
which allow it to operate with new and older SeaLand electric-ush toilets.
The normal position of the panel’s internal function switches for new toilets are:
VFS and VFP panels DFS and DFP panels
WHEN INSTALLING A SEALAND ELECTRONIC FLUSH SWITCH with OLDER VACUFLUSH OR
MASTERFLUSH TOILET (serial number on toilet ID label contains prex “223” or lower)
1. With small at screwdriver, unsnap back cover from switch panel to reveal circuit board
(g.
1
).
2. Locate internal function switches (g.
2
).
3. Push switches to lower position as shown (g.
3
). These settings enable backlighting of ush
switches, and disable backlighting of VFS and VFP panel’s “Service” switch (which does not
operate with older VacuFlush electronic-ush toilets).
4. Reassemble panel and install according to instructions in Section 1.2.
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Note
These instructions apply only to panels installed with OLDER Dometic and SeaLand
electronic-flush toilets. It is not necessary to reset internal function switches installed
with new toilets.